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12417948-003 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12417948-003: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 3.0 MILLIMETERS NOMINAL MM, hole_diameter: 9.0 MILLIMETERS NOMINAL MM, overall_diameter: 28.0 MILLIMETERS NOMINAL MM, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-385-4514, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12417948-003
NSN: 5310-01-385-4514
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness3.0 MILLIMETERS NOMINAL MM
hole_diameter9.0 MILLIMETERS NOMINAL MM
overall_diameter28.0 MILLIMETERS NOMINAL MM
peripheral_shape_styleROUND
center_hole_shape_styleROUND
part_name_assigned_by_controlling_agencyFLAT WASHER
NSN5310-01-385-4514
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12417948-003 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL DIAMETER: 28.0 MILLIMETERS NOMINAL MM
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 9.0 MILLIMETERS NOMINAL MM
•
THICKNESS: 3.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER28.0 MILLIMETERS NOMINAL MM
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYFLAT WASHER
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER9.0 MILLIMETERS NOMINAL MM
THICKNESS3.0 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 3
DIN-440 R9 100HV-A3DSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12417948Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
440R8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12417948-003?
12417948-003 is a WASHER,FLAT.
What parts can replace 12417948-003?
There are 3 known substitutes for 12417948-003: DIN-440 R9 100HV-A3D, 12417948, 440R8. Substitute compatibility should be verified for your specific system.
What is the NSN for 12417948-003?
12417948-003 is cataloged in the U.S. Government catalog under NSN 5310-01-385-4514. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.